I didn't drive my car for a few days then I got in it no electric whatsoever no lights then I clean my corroded battery event now the idle is that 200 I'm wondering if it's my alternator

What is your question?

It keeps wanting to stall rough idle even after charging my battery fully n cleaning it. When I hit my brakes n slow down. Seems to want to stall.

What makes this problem better or worse?

Anytime

How long has your 2006 Toyota Corolla had this problem?

5days